新牛津深圳版英语七年级下册第5单元知识要点4页.doc

新牛津深圳版英语七年级下册第5单元知识要点一、单词：1. through 通过；穿过( across ) 2. voice 嗓音;说话声( sound; noise; ice )3. stir 搅拌( star ) 4. return 归还(= give back )还回(= go back )5. quantity 数量( ant 蚂蚁 ) 6. valuable 宝贵的(= very rich; value n. )7. crystal 结晶体( cry ) 8. experiment 试验，实验( = test/ quiz )9. add 增加；添加(addition) 10. fresh 新鲜的(= new/ unused)；无盐的11. bank 银行；岸堤 12. continue 继续(= go on; continue doing sth )13. drop 滴; 落下(=fall down)